diff options
Diffstat (limited to 'include/sound/cs46xx_dsp_task_types.h')
-rw-r--r-- | include/sound/cs46xx_dsp_task_types.h | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/include/sound/cs46xx_dsp_task_types.h b/include/sound/cs46xx_dsp_task_types.h deleted file mode 100644 index 5cf920b..0000000 --- a/include/sound/cs46xx_dsp_task_types.h +++ /dev/null @@ -1,252 +0,0 @@ -/* - * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards - * Copyright (c) by Jaroslav Kysela <perex@perex.cz> - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * - * NOTE: comments are copy/paste from cwcemb80.lst - * provided by Tom Woller at Cirrus (my only - * documentation about the SP OS running inside - * the DSP) - */ - -#ifndef __CS46XX_DSP_TASK_TYPES_H__ -#define __CS46XX_DSP_TASK_TYPES_H__ - -#include "cs46xx_dsp_scb_types.h" - -/********************************************************************************************* -Example hierarchy of stream control blocks in the SP - -hfgTree -Ptr____Call (c) - \ - -------+------ ------------- ------------- ------------- ----- -| SBlaster IF |______\| Foreground |___\| Middlegr'nd |___\| Background |___\| Nul | -| |Goto /| tree header |g /| tree header |g /| tree header |g /| SCB |r - -------------- (g) ------------- ------------- ------------- ----- - |c |c |c |c - | | | | - \/ ------------- ------------- ------------- - | Foreground |_\ | Middlegr'nd |_\ | Background |_\ - | tree |g/ | tree |g/ | tree |g/ - ------------- ------------- ------------- - |c |c |c - | | | - \/ \/ \/ - -*********************************************************************************************/ - -#define HFG_FIRST_EXECUTE_MODE 0x0001 -#define HFG_FIRST_EXECUTE_MODE_BIT 0 -#define HFG_CONTEXT_SWITCH_MODE 0x0002 -#define HFG_CONTEXT_SWITCH_MODE_BIT 1 - -#define MAX_FG_STACK_SIZE 32 /* THESE NEED TO BE COMPUTED PROPERLY */ -#define MAX_MG_STACK_SIZE 16 -#define MAX_BG_STACK_SIZE 9 -#define MAX_HFG_STACK_SIZE 4 - -#define SLEEP_ACTIVE_INCREMENT 0 /* Enable task tree thread to go to sleep - This should only ever be used on the Background thread */ -#define STANDARD_ACTIVE_INCREMENT 1 /* Task tree thread normal operation */ -#define SUSPEND_ACTIVE_INCREMENT 2 /* Cause execution to suspend in the task tree thread - This should only ever be used on the Background thread */ - -#define HOSTFLAGS_DISABLE_BG_SLEEP 0 /* Host-controlled flag that determines whether we go to sleep - at the end of BG */ - -/* Minimal context save area for Hyper Forground */ -struct dsp_hf_save_area { - u32 r10_save; - u32 r54_save; - u32 r98_save; - - ___DSP_DUAL_16BIT_ALLOC( - status_save, - ind_save - ) - - ___DSP_DUAL_16BIT_ALLOC( - rci1_save, - rci0_save - ) - - u32 r32_save; - u32 r76_save; - u32 rsd2_save; - - ___DSP_DUAL_16BIT_ALLOC( - rsi2_save, /* See TaskTreeParameterBlock for - remainder of registers */ - rsa2Save - ) - /* saved as part of HFG context */ -}; - - -/* Task link data structure */ -struct dsp_tree_link { - ___DSP_DUAL_16BIT_ALLOC( - /* Pointer to sibling task control block */ - next_scb, - /* Pointer to child task control block */ - sub_ptr - ) - - ___DSP_DUAL_16BIT_ALLOC( - /* Pointer to code entry point */ - entry_point, - /* Pointer to local data */ - this_spb - ) -}; - - -struct dsp_task_tree_data { - ___DSP_DUAL_16BIT_ALLOC( - /* Initial tock count; controls task tree execution rate */ - tock_count_limit, - /* Tock down counter */ - tock_count - ) - - /* Add to ActiveCount when TockCountLimit reached: - Subtract on task tree termination */ - ___DSP_DUAL_16BIT_ALLOC( - active_tncrement, - /* Number of pending activations for task tree */ - active_count - ) - - ___DSP_DUAL_16BIT_ALLOC( - /* BitNumber to enable modification of correct bit in ActiveTaskFlags */ - active_bit, - /* Pointer to OS location for indicating current activity on task level */ - active_task_flags_ptr - ) - - /* Data structure for controlling movement of memory blocks:- - currently unused */ - ___DSP_DUAL_16BIT_ALLOC( - mem_upd_ptr, - /* Data structure for controlling synchronous link update */ - link_upd_ptr - ) - - ___DSP_DUAL_16BIT_ALLOC( - /* Save area for remainder of full context. */ - save_area, - /* Address of start of local stack for data storage */ - data_stack_base_ptr - ) - -}; - - -struct dsp_interval_timer_data -{ - /* These data items have the same relative locations to those */ - ___DSP_DUAL_16BIT_ALLOC( - interval_timer_period, - itd_unused - ) - - /* used for this data in the SPOS control block for SPOS 1.0 */ - ___DSP_DUAL_16BIT_ALLOC( - num_FG_ticks_this_interval, - num_intervals - ) -}; - - -/* This structure contains extra storage for the task tree - Currently, this additional data is related only to a full context save */ -struct dsp_task_tree_context_block { - /* Up to 10 values are saved onto the stack. 8 for the task tree, 1 for - The access to the context switch (call or interrupt), and 1 spare that - users should never use. This last may be required by the system */ - ___DSP_DUAL_16BIT_ALLOC( - stack1, - stack0 - ) - ___DSP_DUAL_16BIT_ALLOC( - stack3, - stack2 - ) - ___DSP_DUAL_16BIT_ALLOC( - stack5, - stack4 - ) - ___DSP_DUAL_16BIT_ALLOC( - stack7, - stack6 - ) - ___DSP_DUAL_16BIT_ALLOC( - stack9, - stack8 - ) - - u32 saverfe; - - /* Value may be overwriten by stack save algorithm. - Retain the size of the stack data saved here if used */ - ___DSP_DUAL_16BIT_ALLOC( - reserved1, - stack_size - ) - u32 saverba; /* (HFG) */ - u32 saverdc; - u32 savers_config_23; /* (HFG) */ - u32 savers_DMA23; /* (HFG) */ - u32 saversa0; - u32 saversi0; - u32 saversa1; - u32 saversi1; - u32 saversa3; - u32 saversd0; - u32 saversd1; - u32 saversd3; - u32 savers_config01; - u32 savers_DMA01; - u32 saveacc0hl; - u32 saveacc1hl; - u32 saveacc0xacc1x; - u32 saveacc2hl; - u32 saveacc3hl; - u32 saveacc2xacc3x; - u32 saveaux0hl; - u32 saveaux1hl; - u32 saveaux0xaux1x; - u32 saveaux2hl; - u32 saveaux3hl; - u32 saveaux2xaux3x; - u32 savershouthl; - u32 savershoutxmacmode; -}; - - -struct dsp_task_tree_control_block { - struct dsp_hf_save_area context; - struct dsp_tree_link links; - struct dsp_task_tree_data data; - struct dsp_task_tree_context_block context_blk; - struct dsp_interval_timer_data int_timer; -}; - - -#endif /* __DSP_TASK_TYPES_H__ */ |